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Select all	Attribute	Value
	Brand	SKF
	Product Type	Plummer Block House
	Inside Diameter	85mm
	Material	Cast Iron
	Centre Height	54mm
	Mount Hole Size	12 mm
	Length	187mm
	Depth	48mm
	For Use With	Insert Bearings, ISO Standards, Cast Iron
	Number of Bolts	2
	Standards/Approvals	RoHS
	Series	SY
	Height	107mm

	Select all
	Brand SKF
	Product Type Plummer Block House
	Inside Diameter 85mm
	Material Cast Iron
	Centre Height 54mm
	Mount Hole Size 12 mm
	Length 187mm
	Depth 48mm
	For Use With Insert Bearings, ISO Standards, Cast Iron
	Number of Bolts 2
	Standards/Approvals RoHS
	Series SY
	Height 107mm

Datasheet - SY 509 M

SKF Series SY Plummer Block House, 54mm Centre Height, 85mm Inside Diameter - SY 509 M

This plummer Block housing is a cast iron bearing housing designed to accommodate insert bearings with an 85 mm internal diameter. It provides a rigid support point for rotating shafts and is suited to installations that require a set centre height and standardised mounting interfaces. The component is manufactured to comply with restricted substance guidelines and integrates with ISO-format bearing inserts.

Features and Benefits:

• Cast iron construction delivers stable load support
• 54 mm centre height ensures consistent shaft alignment
• Two-bolt arrangement simplifies secure attachment
• 12 mm mount holes enable use of common fasteners
• 48 mm unit depth reduces axial footprint
• Compatible with ISO bearing inserts for interchangeability

Applications

• Used with insert bearings in conveyor drives
• Suitable for light industrial shaft support assemblies
• Ideal for replacement of standardised bearing housings
• Can be used for machinery with fixed centre heights
• Used for installations requiring RoHS-compliant components

What material is used for the housing body?

It is manufactured from cast iron to provide structural rigidity and wear resistance.

What bore size does the housing accept?

The internal diameter is 85 mm to suit matching insert bearings.

How many bolts secure the housing and what hole size is required?

Two bolts are used and the mounting holes accept 12 mm fasteners.

What is the vertical distance from mounting face to shaft centre?

The centre height measures 54 mm which sets the shaft elevation.

SKF SY 509 M Plummer Block House -, 85 mm ID

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